Smithsonian Report, 1 91 2.— Wasmann. 



Plate 2. 



Fig. 5.— n. Formirn fiisrn L., small qiiocn: h. FormU-n crarrin Xyl.. winsod female (4:1). 



Fig. 7.— ((. Head of Formica mnguinca Ltr., worker; h. Head of Pultirn/iis ni/rsccns Ltr.. worker 



(6:1). » 



Fig. S.—P(}liicr(ni>f riifescens Ltr. (Amazon ant): a. Ergatoid queen: b. Worker (4:1). 



